Exterior surface configuration of a brake friction pad



FIG. 1 is a perspective view of an exterior surface configuration of a brake friction pad;

FIG. 2 is a front view thereof;

FIG. 3 is a top view thereof;

FIG. 4 is a bottom view thereof; and,

FIG. 5 is a right side elevational view thereof, the left side elevational view being a mirror image of the right side elevational view. 

The ornamental design for an exterior surface configuration of a brake friction pad, as shown and described. 